ArtVk & Bugtrack: SoftPerfect Network Scanner

SoftPerfect Network Scanner is a free multi-threaded IPv4/IPv6 scanner with a modern interface and many advanced features. It is intended for both system administrators and general users interested in computer security. The program pings computers, scans for listening TCP/UDP ports and discovers shared folders, including system and hidden ones.
In addition, it can retrieve practically any information about network computers via WMI, SNMP, HTTP, NetBios and has a bunch of other features. It can also resolve host names and auto-detect the local and external IP address range. To assist with network administration, it supports remote shutdown and Wake-On-LAN.

Key features

Performs a ping sweep and displays live devices.
Fully supports both IPv4 and IPv6 discovery.
Detects hardware MAC-addresses, even across routers.
Detects hidden shared folders and writable ones.
Detects your internal and external IP addresses.
Scans for listening TCP ports, some UDP and SNMP services.
Retrieves currently logged-on users, configured user accounts, uptime, etc.
Supports remote SSH and PowerShell command execution.
Launches external third party applications.
Exports results to HTML, XML, JSON, CSV and TXT.
Supports Wake-On-LAN, remote shutdown and sending network messages.
Retrieves any system information via WMI, remote registry, file system and service manager.
Absolutely free and does not contain any adware, spyware or malware.